Re: [PATCH 3/5] USB: serial: ir-usb: fix IrLAP framing

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On Wed, Jan 22, 2020 at 11:15:28AM +0100, Johan Hovold wrote:
> Commit f4a4cbb2047e ("USB: ir-usb: reimplement using generic framework")
> switched to using the generic write implementation which may combine
> multiple write requests into larger transfers. This can break the IrLAP
> protocol where end-of-frame is determined using the USB short packet
> mechanism, for example, if multiple frames are sent in rapid succession.
> 
> Fixes: f4a4cbb2047e ("USB: ir-usb: reimplement using generic framework")
> Cc: stable <stable@xxxxxxxxxxxxxxx>     # 2.6.35
> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
> ---
>  drivers/usb/serial/ir-usb.c | 113 +++++++++++++++++++++++++++++-------
>  1 file changed, 91 insertions(+), 22 deletions(-)

Ah, nice fix, sorry about that :(

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>



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